ytstealer | 88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd

Analysis

max time kernel
45s
max time network
50s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/08/2022, 02:08

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General

Target
88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe
Size 4.0MB
Sample220830-cklr6sbda8
SHA256 88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd
MD5 c62982125ee1d246bbbcac25acd1b69b
SHA1 3ca24def2471841c0ee54b454f328e6c459b1536
SHA512 1588001def0473b8001f8188b9a19374119ee4acbe99f95ea385a0c2ad57d09057fcef7dbecae075edbb8ad41bde923f25ab95c7184403a15f83d5eb6240cb06
SSDEEP 98304:hTDdIs5eoaLukI2UPMorYMRUuLZj186DYI7JJpvKEOWJ06nPoR:tsXLWPNYYUaD3bKEOWO6nwR
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ytstealer spyware stealer upx

Malware Config

Signatures

YTStealer
YTStealer is a malware designed to steal YouTube authentication cookies.
stealer ytstealer

YTStealer payload 2 IoCs

resource	yara_rule
behavioral1/memory/892-54-0x0000000000840000-0x0000000001619000-memory.dmp	family_ytstealer
behavioral1/memory/892-57-0x0000000000840000-0x0000000001619000-memory.dmp	family_ytstealer

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/892-54-0x0000000000840000-0x0000000001619000-memory.dmp	upx
behavioral1/memory/892-57-0x0000000000840000-0x0000000001619000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
892	88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe
892	88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 908	892	88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe	27
PID 892 wrote to memory of 908	892	88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe	27
PID 892 wrote to memory of 908	892	88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe	27
PID 908 wrote to memory of 1796	908	cmd.exe	29
PID 908 wrote to memory of 1796	908	cmd.exe	29
PID 908 wrote to memory of 1796	908	cmd.exe	29

C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe
"C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:892
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\88c36eae0908d1d67977d9b32f9da35b45122b97c05c6844110d34ec83388abd.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:908
- - C:\Windows\system32\choice.exe
    choice /C Y /N /D Y /T 0
    3⤵
    PID:1796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/892-54-0x0000000000840000-0x0000000001619000-memory.dmp

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memory/892-57-0x0000000000840000-0x0000000001619000-memory.dmp

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